491  
CDUS41 KLWX 302123  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
523 PM EDT FRI SEP 30 2022  
   
...............................
 
 
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 30 2022...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 64 1:19 PM 91 1954 75 -11 76  
1986  
MINIMUM 56 7:09 AM 38 1942 59 -3 54  
AVERAGE 60 67 -7 65  
 
PRECIPITATION (IN)  
TODAY T 4.66 2010 0.14 -0.14 0.00  
MONTH TO DATE 1.95 3.93 -1.98 4.03  
SINCE SEP 1 1.95 3.93 -1.98 4.03  
SINCE JAN 1 33.90 31.84 2.06 39.21  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 T 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 5 2 3 0  
MONTH TO DATE 17 14 3 0  
SINCE SEP 1 17 14 3 0  
SINCE JUL 1 17 14 3 0  
 
COOLING  
TODAY 0 4 -4 0  
MONTH TO DATE 258 238 20 256  
SINCE SEP 1 258 238 20 256  
SINCE JAN 1 1766 1690 76 1775    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 14.4  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 4:00 PM  
LOWEST 62 1:00 AM  
AVERAGE 69  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 93 1927  
1941  
MINIMUM TEMPERATURE (F) 58 36 1899  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2022.....SUNRISE 7:03 AM EDT SUNSET 6:52 PM EDT  
OCTOBER 1 2022.......SUNRISE 7:04 AM EDT SUNSET 6:51 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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